diff --git a/.gitignore b/.gitignore
index 6ca8ff4..077ec86 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,4 +15,5 @@ inst/cytosig_signature_centroid.csv
 .Rhistory
 LIANA.Rproj
 .gitattributes
+liana.Rproj
 
diff --git a/README.md b/README.md
index 9609af3..79440f9 100644
--- a/README.md
+++ b/README.md
@@ -7,7 +7,7 @@
 LIANA enables the use of any combination of ligand-receptor methods and resources, and their consensus. A faster and memory efficient Python implementation is available [here](https://github.com/saezlab/liana-py).
     
 ## Install LIANA  
-```{r}
+```r
 if (!requireNamespace("BiocManager", quietly = TRUE))
     install.packages("BiocManager")
 
diff --git a/vignettes/liana_tutorial.Rmd b/vignettes/liana_tutorial.Rmd
index e2bd29c..fafb297 100644
--- a/vignettes/liana_tutorial.Rmd
+++ b/vignettes/liana_tutorial.Rmd
@@ -208,7 +208,7 @@ p <- chord_freq(liana_trunc,
 ```
 
 
-For more advanced visualization options, we kindly refer the user to [SCPubr](https://enblacar.github.io/SCpubr-book/21-LigandReceptorPlot.html).
+For more advanced visualization options, we kindly refer the user to [SCpubr](https://github.com/enblacar/SCpubr/) (see [`SCpubr::do_LigandReceptorPlot()`](https://enblacar.github.io/SCpubr-book-v1/21-LigandReceptorPlot.html)).
 
 
 ## Run any method of choice.